Home / 181,868.94-250,977.42-101,291.76

Finding the Fourth Proportional to 181,868.94, 250,977.42 and 101,291.76

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Solution

The fourth proportional to 181,868.94, 250,977.42 and 101,291.76 is: 139,781.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,868.94 : 250,977.42 = 101,291.76 : x
  2. Step 2: Convert to fraction form
    181,868.94/250,977.42 = 101,291.76/x
  3. Step 3: Cross multiply
    181,868.94x = 250,977.42 × 101,291.76
  4. Step 4: Simplify right side
    181,868.94x = 25,421,944,592.06
  5. Step 5: Solve for x
    x = 25,421,944,592.06/181,868.94
  6. Step 6: Final answer
    x = 139,781.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.